1 | // Copyright 2013 The Flutter Authors. All rights reserved. |
2 | // Use of this source code is governed by a BSD-style license that can be |
3 | // found in the LICENSE file. |
4 | |
5 | #include "flutter/lib/ui/painting/picture_recorder.h" |
6 | |
7 | #include "flutter/lib/ui/painting/canvas.h" |
8 | #include "flutter/lib/ui/painting/picture.h" |
9 | #include "third_party/tonic/converter/dart_converter.h" |
10 | #include "third_party/tonic/dart_args.h" |
11 | #include "third_party/tonic/dart_binding_macros.h" |
12 | #include "third_party/tonic/dart_library_natives.h" |
13 | |
14 | namespace flutter { |
15 | |
16 | static void PictureRecorder_constructor(Dart_NativeArguments args) { |
17 | UIDartState::ThrowIfUIOperationsProhibited(); |
18 | DartCallConstructor(&PictureRecorder::Create, args); |
19 | } |
20 | |
21 | IMPLEMENT_WRAPPERTYPEINFO(ui, PictureRecorder); |
22 | |
23 | #define FOR_EACH_BINDING(V) V(PictureRecorder, endRecording) |
24 | |
25 | FOR_EACH_BINDING(DART_NATIVE_CALLBACK) |
26 | |
27 | void PictureRecorder::RegisterNatives(tonic::DartLibraryNatives* natives) { |
28 | natives->Register( |
29 | {{"PictureRecorder_constructor" , PictureRecorder_constructor, 1, true}, |
30 | FOR_EACH_BINDING(DART_REGISTER_NATIVE)}); |
31 | } |
32 | |
33 | fml::RefPtr<PictureRecorder> PictureRecorder::Create() { |
34 | return fml::MakeRefCounted<PictureRecorder>(); |
35 | } |
36 | |
37 | PictureRecorder::PictureRecorder() {} |
38 | |
39 | PictureRecorder::~PictureRecorder() {} |
40 | |
41 | SkCanvas* PictureRecorder::BeginRecording(SkRect bounds) { |
42 | return picture_recorder_.beginRecording(bounds, &rtree_factory_); |
43 | } |
44 | |
45 | fml::RefPtr<Picture> PictureRecorder::endRecording(Dart_Handle dart_picture) { |
46 | if (!canvas_) { |
47 | return nullptr; |
48 | } |
49 | |
50 | fml::RefPtr<Picture> picture = |
51 | Picture::Create(dart_picture, |
52 | UIDartState::CreateGPUObject( |
53 | picture_recorder_.finishRecordingAsPicture()), |
54 | canvas_->external_allocation_size()); |
55 | |
56 | canvas_->Invalidate(); |
57 | canvas_ = nullptr; |
58 | ClearDartWrapper(); |
59 | return picture; |
60 | } |
61 | |
62 | } // namespace flutter |
63 | |